1N256 - Internal accnt no. &1 and IBAN &2 are incompatible; check your entries

SAP Error Message - Details

• Message type: E = Error

• Message class: 1N - BCA: Payment Item Dialog

• Message number: 256

• Message text: Internal accnt no. &1 and IBAN &2 are incompatible; check your entries

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

Unfortunately, there isn't any extra information in this error notice.

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Also, review the in-depth Common Questions & Answers listed below; you could discover a solution there or be able to connect with others who have faced similar challenges.

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AnswerBot

• What is the cause and solution for SAP error message 1N256 - Internal accnt no. &1 and IBAN &2 are incompatible; check your entries ?

  The SAP error message 1N256 indicates that there is an incompatibility between the internal account number and the International Bank Account Number (IBAN) that you are trying to use in your transaction. This error typically arises in the context of financial transactions, particularly when dealing with bank details in SAP.
  Cause:
  
  Mismatch in Format: The internal account number and the IBAN may not match in terms of format or length. Each country has specific rules regarding the structure of IBANs, and if the internal account number does not conform to these rules, the system will throw this error.
  Incorrect Data Entry: There may be a typographical error in either the internal account number or the IBAN.
  Configuration Issues: The system may not be properly configured to recognize the relationship between the internal account number and the IBAN.
  Bank Master Data: The bank master data may not be correctly set up in the system, leading to incompatibility.
  
  Solution:
  
  Verify Entries: Check the internal account number and IBAN for any typographical errors. Ensure that both are entered correctly.
  Check Format: Ensure that the internal account number and IBAN conform to the expected formats. You can refer to the specific country’s IBAN structure to verify this.
  Review Bank Master Data: Go to the bank master data in SAP and ensure that the internal account number is correctly linked to the IBAN. You may need to update or correct the bank details.
  Configuration Check: If you have access, check the configuration settings in SAP related to bank accounts and IBANs. Ensure that the settings are correct and that the system is set up to handle the specific bank account types you are working with.
  Consult Documentation: Refer to SAP documentation or help resources for specific guidelines on handling bank account and IBAN entries.
  Contact Support: If the issue persists after checking the above points, consider reaching out to your SAP support team or consulting with an SAP expert for further assistance.
  
  Related Information:
  
  IBAN Structure: The IBAN consists of a country code, check digits, bank code, and account number. Each country has its own specific length and structure.
  SAP Transaction Codes: Familiarize yourself with relevant transaction codes such as FI01 (Create Bank Master Data) or FI02 (Change Bank Master Data) to manage bank details.
  SAP Notes: Check SAP Notes for any known issues or patches related to bank account handling and IBAN compatibility.
  
  By following these steps, you should be able to resolve the error and ensure that your internal account number and IBAN are compatible.